<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>注册</title>
</head>
<body>
    <form action="https://www.baidu.com" method="get">
        <!-- <label for="username">用户名：</label> -->
        <!-- <input type="text" name="username" id="username" maxlength="16" required pattern="^[a-zA-Z0-9_]{5,15}$" title="5-15位数字字母下划线"> -->
        <!-- <input type="time" name="time" id=""> -->
        <!-- <input type="week" name="week" id=""> -->
        <!-- <input type="month" name="month" id=""> -->
        <!-- <input type="date" name="date" id=""> -->
        <!-- <input type="datetime" name="datetime" id=""> -->
        <!-- <input type="datetime-local" name="datetimelocal" id=""> -->
        <!-- <input type="email" name="email" id=""> -->
        <!-- <input type="color" name="color" id=""> -->
        <!-- <input type="range" name="range" id=""> -->
        <!-- <input type="number" name="num" id="" step="10"> -->
        <!-- <input type="image" src="http://huanyv.top/img/head.jpg" alt="文字说明" value="图像"> -->

        <!-- <input type="file" name="" id="" multiple required> -->

        <input type="output">
        <button type="submit">提交</button>
    </form>
</body>
</html>